 #ifndef COM_TOOL_H
 #define COM_TOOL_H
 
 #include"main.h"
 #include"time.h"
 #include"stdio.h"
 #include"Com_Debug.h"

 void Com_Delay_ms(uint32_t ms);
 void Com_Delay_us(uint32_t us);
 void Com_Delay_s(uint32_t ns);
 void Com_UTC_TO_BJ_Time(uint8_t *UTC_Time, uint8_t *Bj_Time);
 #endif // COM_TOOL_H